Dramatis persona*

helenhead Helen Chick

I've always wanted a bumper sticker that said "I'm a female, LDS/Mormon, Scout leading, geocaching, piano-playing, bicycling, mathematics educator with a PhD in maths ... and I VOTE"!

I think this makes me a minority group of cardinality 1!

* Since there's only one of me and "personae" is plural (I think), I've gone with dramatis persona.
December 2009
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My second first Thursday maths night

Here’s a nice problem to test your spatial visualisation, posed to us by John Mason last night.

Draw a net of a cube (by “net of a cube” I mean a bunch of joined up squares that if you cut out and folded correctly would give you a cube).

Now turn this net into the net for a […]